Pith Number

pith:6IVXJEVB

pith:2023:6IVXJEVB7H4UCJ2MATMG5F6DT7

not attested not anchored not stored refs pending

MetaPhysiCa: OOD Robustness in Physics-informed Machine Learning

Bruno Ribeiro, Muhammad Ashraful Alam, S Chandra Mouli

arxiv:2303.03181 v1 · 2023-03-06 · cs.LG · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6IVXJEVB7H4UCJ2MATMG5F6DT7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T05:48:26.730855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f22b7492a1f9f941274c04d86e97c39fc6e97dca78422b3082688abbf149fc2f

Aliases

arxiv: 2303.03181 · arxiv_version: 2303.03181v1 · doi: 10.48550/arxiv.2303.03181 · pith_short_12: 6IVXJEVB7H4U · pith_short_16: 6IVXJEVB7H4UCJ2M · pith_short_8: 6IVXJEVB

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/6IVXJEVB7H4UCJ2MATMG5F6DT7 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: f22b7492a1f9f941274c04d86e97c39fc6e97dca78422b3082688abbf149fc2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec74f8bc628606cfb56b6f65feacbaef6f9ea0c14eee3c9cbdbb61426ce23e83",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-03-06T14:48:30Z",
    "title_canon_sha256": "ce4792bc2df1e0db4efda53bd6e99362d0a3efbc309c56230583d922b952fad5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.03181",
    "kind": "arxiv",
    "version": 1
  }
}